Sample Mean Calculator · Average of Numbers Free 2026

Compute the arithmetic mean (average), sum, and count of any dataset. Enter numbers separated by commas, spaces, or new lines. Essential for statistics, homework, and data analysis.

Mean: —
Sum: —
Count: —

🔒 Local Only📊 Statistics⚡ Instant

📈 Calculations: 0

★★★★★

Enter numbers → click "Calculate Mean" → get average, sum, and count instantly.

🎯 Why Use a Sample Mean Calculator?

The sample mean is the most basic statistic, used in research, quality control, finance, and education. This tool quickly computes the mean of any set of numbers.

📘 How to Use

Enter numbers separated by commas, spaces, or new lines.
Click "Calculate Mean" or use sample data.
Results show mean, sum, and count.

✨ Features

🔢 Accepts any delimiter

📊 Mean, sum, count

📋 Copy results

🔒 100% local

⚙️ Formula

Mean = (sum of all numbers) / (count of numbers). The tool handles up to thousands of numbers.

❓ FAQ

1. What if there are invalid numbers?

The tool ignores non‑numeric entries.

2. Can I use decimal numbers?

Yes, decimals are supported.

✅ Calculated